PacketPrepare Class Reference

#include <Network.h>

Inheritance diagram for PacketPrepare:

[legend]Collaboration diagram for PacketPrepare:

[legend]

Public Member Functions
	PacketPrepare ()
	~PacketPrepare ()
DbRetVal	marshall ()
DbRetVal	unmarshall ()
Data Fields
int	stmtID
int	syncMode
int	stmtLength
int	noParams
int *	type
int *	length
char *	stmtString

---

Detailed Description

Definition at line 158 of file Network.h.

---

Constructor & Destructor Documentation

PacketPrepare::PacketPrepare

(

)

[inline]

Definition at line 161 of file Network.h.

References BasePacket::buffer, BasePacket::bufferSize, length, noParams, NW_PKT_PREPARE, BasePacket::pktType, and type.

                    { buffer=NULL; bufferSize =0; noParams = 0;
                      type = NULL; length = NULL; pktType = NW_PKT_PREPARE;}

PacketPrepare::~PacketPrepare

(

)

[inline]

Definition at line 163 of file Network.h.

References BasePacket::buffer, and BasePacket::bufferSize.

{ free(buffer); bufferSize = 0; buffer = NULL; }

---

Member Function Documentation

DbRetVal PacketPrepare::marshall

(

)

[virtual]

Implements BasePacket.

Definition at line 25 of file NetworkPacket.cxx.

References BasePacket::buffer, BasePacket::bufferSize, DM_Network, length, noParams, OK, printDebug, stmtID, stmtString, syncMode, and type.

Referenced by SqlLogStatement::prepare().

{
    printDebug(DM_Network, "PacketPrepare::marshall called\n");
    bufferSize  = sizeof(int) * 4 + strlen(stmtString) + 1;
    printDebug(DM_Network, "NOOFPARAMS %d buffer size %d\n", noParams, bufferSize);
    printDebug(DM_Network, "stmt %s size %d\n", stmtString, strlen(stmtString));
    printDebug(DM_Network, "noParams is %d\n", noParams);
    if (noParams >0)
        bufferSize = bufferSize + 2 * sizeof(int) * noParams;
    buffer = (char*) malloc(bufferSize);
    *(int*)buffer = stmtID;
    char *bufIter = buffer + sizeof(int);
    *(int*)bufIter = syncMode;
    bufIter = bufIter + sizeof(int); 
    *(int*)bufIter = strlen(stmtString);
    bufIter = bufIter + sizeof(int);
    *(int*)bufIter = noParams;
    bufIter = bufIter + sizeof(int); 
    if (noParams >0) { 
       memcpy(bufIter, type, sizeof(int) * noParams);
       bufIter = bufIter + sizeof(int)* noParams; 
       memcpy(bufIter, length, sizeof(int) * noParams);
       bufIter = bufIter + sizeof(int)* noParams; 
    }
    strcpy(bufIter, stmtString);
    printDebug(DM_Network, "PacketPrepare::marshall ended\n");
    return OK;
}

Here is the caller graph for this function:

DbRetVal PacketPrepare::unmarshall

(

)

[virtual]

Implements BasePacket.

Definition at line 53 of file NetworkPacket.cxx.

References BasePacket::buffer, DM_Network, length, noParams, OK, printDebug, stmtID, stmtLength, stmtString, syncMode, and type.

Referenced by SqlNetworkHandler::processPrepare().

{
    printDebug(DM_Network, "PacketPrepare::unmarshall called\n");
    stmtID = *(int*)buffer;
    printDebug(DM_Network, "start of the buffer is %x\n", buffer);
    char *bufIter = buffer + sizeof (int);
    syncMode = *(int*)bufIter;
    bufIter = bufIter + sizeof(int);
    stmtLength = *(int*)bufIter;
    bufIter = bufIter + sizeof(int);
    noParams = *(int*)bufIter;
    bufIter = bufIter + sizeof(int);
    if (noParams >0) { 
        type = (int*) bufIter;
        bufIter = bufIter + sizeof(int) * noParams;
        length = (int*) bufIter;
        bufIter = bufIter + sizeof(int) * noParams;
    }
    stmtString = bufIter;
    printDebug(DM_Network, "stmtString ptr is %x\n", stmtString);
    stmtString[stmtLength+1] = '\0';
    printDebug(DM_Network, "PacketPrepare::unmarshall ended\n");
    return OK;
}

Here is the caller graph for this function:

---

Field Documentation

int* PacketPrepare::length

Definition at line 169 of file Network.h.

Referenced by marshall(), PacketPrepare(), SqlLogStatement::prepare(), SqlNetworkHandler::processPrepare(), and unmarshall().

int PacketPrepare::noParams

Definition at line 167 of file Network.h.

Referenced by marshall(), PacketPrepare(), SqlLogStatement::prepare(), SqlNetworkHandler::processPrepare(), and unmarshall().

int PacketPrepare::stmtID

Definition at line 164 of file Network.h.

Referenced by marshall(), SqlLogStatement::prepare(), SqlNetworkHandler::processPrepare(), SqlLogConnection::removePreparePacket(), and unmarshall().

int PacketPrepare::stmtLength

Definition at line 166 of file Network.h.

Referenced by unmarshall().

char* PacketPrepare::stmtString

Definition at line 170 of file Network.h.

Referenced by marshall(), SqlLogStatement::prepare(), SqlNetworkHandler::processPrepare(), and unmarshall().

int PacketPrepare::syncMode

Definition at line 165 of file Network.h.

Referenced by marshall(), SqlLogStatement::prepare(), and unmarshall().

int* PacketPrepare::type

Definition at line 168 of file Network.h.

Referenced by marshall(), PacketPrepare(), SqlLogStatement::prepare(), SqlNetworkHandler::processPrepare(), and unmarshall().

---

The documentation for this class was generated from the following files:

• include/Network.h
• src/network/NetworkPacket.cxx

---